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Стандарт
GB,ASTM/AISI,ГОСТ,BS,JIS,NF,DIN/VDEh,DIN/VDEh
Внутренний диаметр
200mm-8000mm
Наружный диаметр
200mm-8000mm
Вес
20kg-8000kg
Structures
Outer Ring, Inner Ring, Spacer, Rolling element, Seal
Бренд
QIBR/OEM/Neutral
Упаковка
Standard Export Package
Материал
42CrMo, 50Mn, or Stainless Steel
ODM/OEM
Support
Применения
Hoisting machinery, construction machinery, material handling machinery, mining machinery, metallurgical machinery, medical instruments,ships and warships, radar,wind turbine

NO. | Product | Product Number | Внутренний диаметр (Di) | Наружный Диаметр (Da) | Внутренний диаметр наружного кольца (U) | Наружный диаметр внутреннего кольца (C) | Вес | Тип шестерни |
---|---|---|---|---|---|---|---|---|
1 |
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E.900.25.00.B | 655 mm | 898 mm | 754 mm | 754 mm | 128 kg | External Gear |
2 |
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E.1000.25.00.B | 755 mm | 997 mm | 854 mm | 854 mm | 145 kg | External Gear |
3 |
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E.1100.25.00.B | 855 mm | 1096 mm | 954 mm | 954 mm | 155 kg | External Gear |
4 |
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E.1200.25.00.B | 955 mm | 1198 mm | 1054 mm | 1054 mm | 171 kg | External Gear |
Features and advantages of QIBR four-point contact ball slewing bearings E.25.B series
QIBR four-point contact ball slewing bearings E.25.B series have several significant features and advantages, which play a key role in various fields, mainly in the following aspects:
1. QIBR four-point contact ball slewing ring bearings E.25.B series have highly efficient transmission capacity
The external gear designation of QIBR four-point contact ball slewing bearings E.25.B series allows a direct connection to a gear drive system for efficient power transmission, which reduces the need for additional drive components such as chains or belts, reducing mechanical wear and maintenance requirements.
2. QIBR four-point contact ball slewing bearings E.25.B series can accommodate loads from multi-directions
QIBR four-point contact ball slewing bearings E.25.B series can simultaneously bear loads in any direction, making them excellent performers under complex and dynamic loading conditions. They are suitable for applications requiring frequent rotation and oscillation, such as cranes and wind turbines.
3. Customized service of QIBR four-point contact ball slewing ring bearings E.25.B series
QIBR four-point contact ball slewing bearings E.25.B series can provide customized service and design the bearings according to the specific requirements, which can meet the demands of different industries and working conditions.
Performance enhancements and solutions of QIBR four-point contact ball slewing bearings E.25.B series
1. Improvement of bearing material properties
QIBR four-point contact ball slewing bearings E.25.B series can be used with high-temperature seals and other materials, enhancing their bearing capacity and service life in demanding applications.
2. Improvement of bearing rotational accuracy
QIBR four-point contact ball slewing bearings E.25.B series are manufactured with state-of-the-art processing equipment and techniques, including precision heat treatment and advanced machining centers. These processes significantly improve the geometric accuracy of the inner and outer rings, reduce machining errors, and enhance the rotational accuracy and stability of the bearings.
3. Improvement of corrosion resistance
QIBR four-point contact ball slewing bearings E.25.B series have a surface coating, such as zinc spraying, painting, etc., which can maintain good anti-corrosion properties. Commonly, they will be used in environments requiring corrosion resistance.
4. Customized design
For different occasions, the QIBR four-point contact ball slewing bearings E.25.B series can be tailored with individual dimensional solutions to meet special applications. This design not only enriches the standard of bearings but also demonstrates our commitment to providing practical guidance for manufacturers to meet the individual needs of users, making them feel catered to and valued.
In conclusion, by optimizing materials, manufacturing accuracy, surface corrosion protection, and other measures, the performance of QIBR four-point contact ball slewing ring bearings E.25.B series can be significantly improved to meet the increasingly demanding application requirements.
Main application fields of QIBR four-point contact ball slewing bearings E.25.B series
Hoisting machinery
QIBR four-point contact ball slewing bearings E.25.B series can be used in cranes' rotating sections and realize smooth lifting and rotating operations because they can simultaneously accommodate radial loads, axial loads, and overturning moments.
Wind turbines
QIBR four-point contact ball slewing bearings E.25.B series are used in the slewing connection between the tower and nacelle of a wind turbine, helping to achieve a smooth rotation of the nacelle to align with the wind direction.
Amusement facilities
QIBR four-point contact ball slewing bearings series E.25.B are used in carousels, ensuring their safety and stable operation.
Construction machinery
QIBR four-point contact ball slewing bearings are used in excavators' rotating platforms to provide load support and precise operation.